What powers tshirt-kakaku.com?
Last seen Sep 2026 · 18 technologies across 10 categories
Advertising
Analytics
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Security
Tag managers
AI Crawlers
Blocks 16 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- FacebookBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
- ImagesiftBot Blocked
- meta-externalagent Blocked
- Webzio-Extended Blocked
Search and AI assistants
- Amazonbot Blocked
- OAI-SearchBot Blocked
- PerplexityBot Blocked
User-request fetchers
- ChatGPT-User Blocked
The other 17 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 Content Signals changed
- Sep 2026 * removed from robots.txt
AI Crawlers
16 of 33 AI crawlers blocked
Audience
- 73% phone
- 27% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.16 / 10 · ranked #81,169,417 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 100 ms |
| CLS | 0.15 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 1.2 MB · 57 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Tshirt kakaku
- Profiles: X
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (104.21.9.59, IPv6)
- DNS: Cloudflare DNS
- Email: Cloudflare Email Routing
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 4,667,738
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Google Analytics Sep 2026
- detected Cloudflare Zaraz Aug 2026
- detected Priority Hints Aug 2026
- detected Google Tag Manager Mar 2026
- dropped Google Tag Manager Feb 2026
- dropped Snowplow Analytics Dec 2025
- detected Cloudflare Browser Insights Nov 2025
- detected Google Font API Nov 2025